We have order a few parts from the States, from LG Motorsport, for the Corvette Z06 427, but in the meanwhile we started our first mod: a custom 4-1 extractors were made and fitted.
Here is the dyno sheet before and after:
(http://www.srperformance.com.au/V8ownersImages/Z06LS7extractorsDyno439s.jpg)
Also notice how the power does not drop off, after 220kmph.
Will post pictures soon!
holy moly batman its been a while
That is one massive power curve!;P;P